I haven’t had a chance to post about this a month ago, but Bryan Eisenberg, CEO of FutureNow, put a great list of Google Analytics plugins together:
1. Greasemonkey Plugin for Social Media
2. Report Enhancer
3. Full Refferring URLs hack
4. Multiple Profile Greasemonkey
5. Unusual Keyword Trends
6. Website Optimizer
7. GA WordPress Plugin
8. GA Site Scan Diagnostic Tool
9. Goal Copy Extension
10. Unofficial GA API
All Hacks here.